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Replacing
a
Power
Supply
with
the
System
Power
Off
Before
performing
the
following
procedure,
read
and
understand
all
of
the
safety
notices
beginning
with
“Safety
Notices”
on
page
ix.
Notes:
1.
Do
not
connect
the
power
cables
to
the
power
source
until
you
are
instructed
to
do
so.
2.
During
normal
operation,
the
secondary
power-supply
bay
must
have
either
a
power
supply
or
filler
panel
installed
for
proper
cooling.
To
replace
a
power
supply,
do
the
following:
1.
Ensure
the
system
is
in
the
service
position
as
described
in
“Placing
the
Model
275
into
the
Service
and
Operating
Position”
on
page
248.
2.
Ensure
the
service
access
cover
has
been
removed
as
described
in
“Removing
the
Service
Access
Cover”
on
page
249.
3.
Grasp
the
power
supply
handles
located
on
top
of
the
new
power
supply.
Pivot
the
power
supply
handles
upward
to
90
degrees.
This
action
puts
the
handle
cams
into
the
correct
position
to
help
seat
the
power
supply
into
its
connector.
4.
Carefully
insert
the
new
power
supply
into
the
power
supply
bay.
5.
Lower
the
power
supply
handles,
carefully
pressing
the
power
supply
into
the
connector.
The
spring
latch
located
on
the
underside
of
each
handle
will
snap
into
place,
indicating
that
the
power
supply
is
seated
correctly
and
locked
into
position.
1
Power
supply
4
Fault
LED
(Amber)
2
Power
supply
handle
(2)
5
DC
Good
LED
(Green)
3
Spring
Latch
(2)
6
AC
Good
LED
(Green)
6.
Plug
the
power
cables
into
the
rear
of
the
power
supply.
7.
Note
the
state
of
the
LEDs
on
the
top
of
the
power
supply.
If
the
LEDs
indicate
the
power
supply
is
operating
normally,
continue
to
the
next
step.
If
not,
remove
the
power
supply
from
the
system
and
repeat
the
procedure
starting
with
step
3.
If,
after
repeating
the
procedure,
the
power
supply
in
not
operating
normally,
contact
your
service
representative.
8.
Replace
the
service
access
cover
as
described
in
“Replacing
the
Service
Access
Cover”
on
page
249..
9.
Return
the
system
to
the
operating
position
as
described
in
“Placing
the
Model
275
into
the
Service
and
Operating
Position”
on
page
248.
10.
Start
the
system
as
described
in
“Starting
the
System”
on
page
247.
290
IntelliStation
POWER
9114
Model
275
Service
Guide
Содержание 9114-275 - IntelliStation POWER 275
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Страница 376: ... Printed in U S A July 2003 SA38 0636 00 ...
Страница 377: ...Spine information IntelliStation POWER 9114 Model 275 IntelliStation POWER 9114 Model 275 Service Guide SA38 0636 00 ...